Bump nokogiri from 1.16.7 to 1.18.3

Bumps [nokogiri](https://github.com/sparklemotion/nokogiri) from 1.16.7 to 1.18.3.
- [Release notes](https://github.com/sparklemotion/nokogiri/releases)
- [Changelog](https://github.com/sparklemotion/nokogiri/blob/main/CHANGELOG.md)
- [Commits](sparklemotion/nokogiri@v1.16.7...v1.18.3)

---
updated-dependencies:
- dependency-name: nokogiri
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Gemfile.lock

@@ -87,23 +87,31 @@ GEM
       concurrent-ruby (~> 1.0)
     json (2.7.2)
     logger (1.6.1)
+    mini_portile2 (2.8.8)
     minitest (5.25.1)
     molinillo (0.8.0)
     nanaimo (0.3.0)
     nap (1.1.0)
     netrc (0.11.0)
     nkf (0.2.0)
-    nokogiri (1.16.7-aarch64-linux)
+    nokogiri (1.18.3)
+      mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
-    nokogiri (1.16.7-arm-linux)
+    nokogiri (1.18.3-aarch64-linux-gnu)
       racc (~> 1.4)
-    nokogiri (1.16.7-arm64-darwin)
+    nokogiri (1.18.3-aarch64-linux-musl)
       racc (~> 1.4)
-    nokogiri (1.16.7-x86-linux)
+    nokogiri (1.18.3-arm-linux-gnu)
       racc (~> 1.4)
-    nokogiri (1.16.7-x86_64-darwin)
+    nokogiri (1.18.3-arm-linux-musl)
       racc (~> 1.4)
-    nokogiri (1.16.7-x86_64-linux)
+    nokogiri (1.18.3-arm64-darwin)
+      racc (~> 1.4)
+    nokogiri (1.18.3-x86_64-darwin)
+      racc (~> 1.4)
+    nokogiri (1.18.3-x86_64-linux-gnu)
+      racc (~> 1.4)
+    nokogiri (1.18.3-x86_64-linux-musl)
       racc (~> 1.4)
     public_suffix (4.0.7)
     racc (1.8.1)